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Fencer Intel
high 7.5

CVE-2018-4192 in the critical feed json

An issue was discovered in certain Apple products.

published 2018-06-08 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-15978

cvss
7.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
12.0%
EPSS 12.0% chance of exploitation in 30 days, percentile 96%
public exploits
1
Exploit-DB

Summary

An issue was discovered in certain Apple products. iOS before 11.4 is affected. Safari before 11.1.1 is affected. iCloud before 7.5 on Windows is affected. iTunes before 12.7.5 on Windows is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code via a crafted web site that leverages a race condition.

Patch / fix

  • apple safari 11.1.1
  • apple icloud 7.5
  • apple itunes 12.7.5
  • apple iphone_os 11.4
  • apple tvos 11.4
  • apple watchos 4.3.1
  • webkit2gtk Debian 14, Debian 13, Debian 12 2.20.1-1

debian advisories DEBIAN-CVE-2018-4192

  • webkit2gtk Ubuntu 16.04 LTS 2.20.1-0ubuntu0.16.04.1

ubuntu advisories UBUNTU-CVE-2018-4192

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Timeline

  1. Published
  2. First public exploit (EDB-45048)

Exploit prediction

11.95% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-45048 JavaScript Core - Arbitrary Code Execution local, 2018-07-11

CVSS scores

assigned by version score vector
NVD 3.0 7.5 CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 5.1 AV:N/AC:H/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.